Hungary

1925 Geneva Protocol
Deposit of instruments of accession (Paris) 27 August 1952  
Antarctic Treaty
Deposit of instruments of accession (Washington) 27 January 1984  
Anti-Personnel Mine Ban Convention
Signature (UN) 3 December 1997  
Deposit of instruments of ratification (UN) 6 April 1998  
Arms Trade Treaty
Signature (UN) 3 June 2013  
Deposit of instruments of ratification (UN) 2 April 2014 *
Biological Weapons Convention
Signature (London) 10 April 1972  
Signature (Moscow) 10 April 1972  
Signature (Washington) 10 April 1972  
Deposit of instruments of ratification (Moscow) 27 December 1972  
Deposit of instruments of ratification (London) 27 December 1972  
Deposit of instruments of ratification (Washington) 27 December 1972  
Chemical Weapons Convention
Signature (UN) 13 January 1993  
Deposit of instruments of ratification (UN) 31 October 1996  
Comprehensive Nuclear-Test-Ban Treaty
Signature (UN) 25 September 1996  
Deposit of instruments of ratification (UN) 13 July 1999  
Convention on Certain Conventional Weapons
Signature (UN) 10 April 1981  
Deposit of instruments of ratification of Amendment to the Convention on Certain Conventional Weapons (UN) 27 December 2002  
Deposit of instruments of ratification (UN) 14 June 1982  
Consent to be bound to Amended Protocol II on the Use of Mines, Booby-Traps and Other Devices (UN) 30 January 1998 *
Consent to be bound to Protocol V on Explosive Remnants of War (UN) 13 November 2006  
Consent to be bound to Protocol II to the Convention on Certain Conventional Weapons (UN) 14 June 1982  
Consent to be bound to Protocol III to the Convention on Certain Conventional Weapons (UN) 14 June 1982  
Consent to be bound to Protocol I to the Convention on Certain Conventional Weapons (UN) 14 June 1982  
Consent to be bound to Protocol IV on Blinding Laser Weapons (UN) 30 January 1998  
Convention on Cluster Munitions
Signature (UN) 3 December 2008  
Deposit of instruments of ratification (UN) 3 July 2012  
Convention on Environmental Modification Techniques (ENMOD)
Signature (UN) 18 May 1977  
Deposit of instruments of ratification (UN) 19 April 1978  
International Convention for the Suppression of Acts of Nuclear Terrorism
Signature (UN) 14 September 2005  
Deposit of instruments of ratification (UN) 12 April 2007 *
Outer Space Treaty
Signature (London) 27 January 1967  
Signature (Washington) 27 January 1967  
Signature (Moscow) 27 January 1967  
Deposit of instruments of ratification (Washington) 26 June 1967  
Deposit of instruments of ratification (London) 26 June 1967  
Deposit of instruments of ratification (Moscow) 26 June 1967  
Partial Test Ban Treaty
Signature (Moscow) 8 August 1963  
Signature (London) 8 August 1963  
Signature (Washington) 8 August 1963  
Deposit of instruments of ratification (Moscow) 21 October 1963  
Deposit of instruments of ratification (London) 21 October 1963  
Deposit of instruments of ratification (Washington) 22 October 1963  
Sea-Bed Treaty
Signature (London) 11 February 1971  
Signature (Washington) 11 February 1971  
Signature (Moscow) 11 February 1971  
Deposit of instruments of ratification (London) 13 August 1971 *
Deposit of instruments of ratification (Washington) 13 August 1971  
Deposit of instruments of ratification (Moscow) 13 August 1971  
Treaty on Conventional Armed Forces in Europe (CFE)
Signature (The Hague) 19 November 1990  
Signature to Agreement on Adaptation of the Treaty on Conventional Armed Forces in Europe (The Hague) 19 November 1999  
Deposit of instruments of ratification (The Hague) 4 November 1991 *
Treaty on Open Skies
Signature (Budapest) 24 March 1992  
Signature (Ottawa) 24 March 1992  
Deposit of instruments of ratification (Budapest) 11 August 1993  
Deposit of instruments of ratification (Ottawa) 11 August 1993  
Treaty on the Non-Proliferation of Nuclear Weapons (NPT)
Signature (London) 1 July 1968  
Signature (Washington) 1 July 1968  
Signature (Moscow) 1 July 1968  
Deposit of instruments of ratification (London) 27 May 1969 *
Deposit of instruments of ratification (Washington) 27 May 1969  
Deposit of instruments of ratification (Moscow) 27 May 1969